Overpayment Unit (OP)
The contact information for the Overpayment Unit is as follows:
●US mail: DES - Family Assistance Administration
Attn: Overpayment Unit
P.O. Box 19009 - Mail Drop 33S4
Phoenix, AZ 85005-9009
Phone: (602) 774-9277 or toll free at (833) 470-0432
Fax: (602) 774-9262 or toll free at (833) 709-0827